How hard can it be to go back to your old job? Law Yiu Wah (Moses Chan) was a teacher at a dangerous high school before he was forced to resign over a peeping Tom controversy. Wah becomes a police officer but then is asked to go back to his old high school to investigate a triad drug network at the school.
Moses Chan Ho
Tavia Yeung
Linda Chung Ka-Yan
Ron Ng Cheuk-Hai
Queenie Chu Wai-Man
Ram Chiang Chi-Kwong
Law Lok-Lam
Lee Kwok-Lun
Savio Tsang
Chow Chung
Rainbow Ching
Peter Lai Bei-Dak
Lily Li
Jones Lee
Jason Pai Piao
Alice Fung So-Bor
Jonathan Cheung Wing-Hong
Henry Yu Yang
Angelina Lo
Ko Cheun-Man
Li Hung-Kit
Samson Yeung
Kwong Joh-Fai
Max Cheung Tat-Lun
Wong Ka-Lok
Ronald Law Kwan-Moon
Cilla Kung
Brian Chu
Calvin Chan
Angel Chiang
Chan Wing-Chun
Leung Kin-Ping
Andy Tai Chi-Wai
Thomas Sin Ho-Ying
Benjamin Yuen Wai-Ho
Lee Shing-Cheong
Casper Chan
Jack Wu
Lee Tin-Cheung
Bond Chan
Daniel Kwok Cheuk Wah
Joseph Yeung
Jess Shum
Henry Lo
Law Ho-Kai
Ma Kwok-Ming
Lau Gwai-Fong
Samantha Chuk Man-Kwan
Chan Dik-Hak